1. On the Customize screen turn off the Use default mobile theme option under Advanced Options. 
2. Remove the stash logo from your website by getting a Full License.
3. For the Instagram feed generate your Access Token & User ID here.
4. If you still need help check out our help section or the theme documentation.
Gigi Hadid outside Dolce & Gabbana Fall 2015, Milan Fashion Week. Source: alixdebeer flickr.